Home / 30,824,932.93-42,538,068.44-16,695,767.90

Finding the Fourth Proportional to 30,824,932.93, 42,538,068.44 and 16,695,767.90

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Solution

The fourth proportional to 30,824,932.93, 42,538,068.44 and 16,695,767.90 is: 23,039,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,824,932.93 : 42,538,068.44 = 16,695,767.90 : x
  2. Step 2: Convert to fraction form
    30,824,932.93/42,538,068.44 = 16,695,767.90/x
  3. Step 3: Cross multiply
    30,824,932.93x = 42,538,068.44 × 16,695,767.90
  4. Step 4: Simplify right side
    30,824,932.93x = 710,205,717,577,921.12
  5. Step 5: Solve for x
    x = 710,205,717,577,921.12/30,824,932.93
  6. Step 6: Final answer
    x = 23,039,976.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.